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Python Python Basics (2015) Logic in Python Try and Except

Ovidiu Sîrb
Ovidiu Sîrb
4,771 Points

It works on PyCharm

Hello,why doesn't my code work in this challenge but when I run it on PyCharm it works?

trial.py
def add(x,y):
    try:
        x = int(x)
        y = int(y)
    except ValueError:
        return None
    else:
        x = float(x)
        y = float(y)
        return x + y